简介:临床资料患者,女性,83岁。主因面部皮肤增厚、变黄伴黑头粉刺、囊肿2年,于2010年3月19日来我科就诊。患者于2年前出现面部皮肤增厚、变黄,皮损中出现多个黑头粉刺和皮下小结节、囊肿。皮损处无自觉症状,表面无破溃。既往体健,有失眠、
简介:患者,女,33岁,全身红斑、丘疹,脱屑伴瘙痒反复20余年,关节痛、畸形10余年,间断性发热2年。血常规提示白细胞总数升高显著,嗜酸性粒细胞计数大于1.5×109/L超过6个月。皮肤组织病理:真皮浅、中层血管周围及胶原间嗜酸性粒细胞浸润,有真皮胶原增粗及血管内皮细胞肿胀。诊断:播散性嗜酸性细胞胶原病。
简介:ChinesepopulationsinfectedwithHIV-1.Methods:GenomeDNAfromperipheralbloodmononuclearcells(PBMCs)of78HIV-1infectorswasamplifiedbypolymerasechainreaction(PCR).CCR5,CCR2bandSDF1genefragmentswereobtainedfromrestrictivefragmentlengthpolymorphism(RFLP)and/orCCR△32,CCR5m303,CCR2b-64IandSDF1-3'Aallelicgenes'mutationalfrequenciesweresequenceddirectlyfromPCRproducts.Results:NoneofCCR5△32,CCR5m303genemutationwerefoundin78subjectswithHIV-1infection.TheallelicgenemutationfrequenciesofCCR2b-64IandSDF1-3'Acorrespondingto14.9-34.0%and17.6-38.2%of95%CI,were22.79%and26.92%respectively.TheircolonydistributionconformedtotheHardy-Weinbergequilibrium.Conclusion:TheHIV-1infectionsfoundatpresentareallsusceptiblepopulationofCCR5△32andCCR5m303.ThepolymorphismandfrequenciesofCCR5△32,CCR5m303,CCR2b-64IandSDF1-3'AallelesfromChineseHIV-1infectedpopulationweredisclosedinthisstudyforthefirsttime,whichisofsignificanceforstudyingthegeneticresistancetosusceptibilitytoHIV-1infectionaswellasAIDSdiseaseprogression.